diff --git a/lib/nixos/configuration.nix b/lib/nixos/configuration.nix
index 13d8a87..ef839ee 100644
--- a/lib/nixos/configuration.nix
+++ b/lib/nixos/configuration.nix
@@ -162,6 +162,7 @@ in
     ++ pkgs.lib.optionals desktop [
       acpi
       arandr
+      backintime
       brightnessctl
       configure-gtk
       cpufrequtils